# Copyright 2020 Huawei Technologies Co., Ltd## Licensed under the Apache License, Version 2.0 (the "License");# you may not use this file except in compliance with the License.# You may obtain a copy of the License at## http://www.apache.org/licenses/LICENSE-2.0## Unless required by applicable law or agreed to in writing, software# distributed under the License is distributed on an "AS IS" BASIS,# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.# See the License for the specific language governing permissions and# limitations under the License.# ============================================================================from mmcv.runner import OPTIMIZERS
from torch.optim import SGD


@OPTIMIZERS.register_module()
class CopyOfSGD(SGD):
    """A clone of torch.optim.SGD.

    A customized optimizer could be defined like CopyOfSGD. You may derive from
    built-in optimizers in torch.optim, or directly implement a new optimizer.
    """
